Product features Sensing range min ... max:: 0.01 m ... 4.5 m, 0.01 m ... 6.5 m Light source:: LED Type of light: Red light Light spot diameter: Approx. 300 mm at 3 m distance Laser: Red light Sensing range max.: 0.01 m ... 4.5 m, 0.01 m ... 6.5 m Relating to: Reflector PL80A Sensitivity adjustment: Potentiometer, 2 rotations Wave length: 680 nm